A FINE COLOMBIAN EMERALD AND DIAMOND RING set with an octagonal step cut emerald of 5.48 carats in a cluster of round brilliant cut diamonds, insc...

A BLUE TOPAZ AND DIAMOND BROOCH / PENDANT NECKLACE the brooch / pendant set to the centre with an old cut diamond of approximately 0.70 carats in ...

A FINE DIAMOND BRACELET comprising eight openwork links, each set with a principal old cut diamond in a border of old and round brilliant cut diam...

A FINE AQUAMARINE AND DIAMOND CLUSTER RING set with an octagonal step cut aquamarine of approximately 11.50 carats in a cluster of diamonds all to...

A PAIR OF DIAMOND CHANDELIER EARRINGS in white gold, each set with a cluster of round cut cut diamonds suspending a half moon motif with five arti...

AN ANTIQUE GEORGIAN AMETHYST AND PEARL RING, EARLY 19TH CENTURY in yellow gold, set with a polished cushion shaped cabochon amethyst in a border o...

AN EXCEPTIONAL AND FINE ANTIQUE GEORGIAN GOLD CHAIN NECKLACE in 15ct yellow gold, comprising a row of rolled, belcher links with textured design, ...

S. SADLER, A PAIR OF PEARL AND DIAMOND CLIP EARRINGS each square earring set with a pearl and accented by a curved row of round brilliant cut diam...

TIFFANY & CO., A DIAMOND VICTORIA FULL ETERNITY RING set all around with clusters of four marquise cut diamonds designed in a floral motif, accent...

A FINE NATURAL FANCY YELLOW DIAMOND AND WHITE DIAMOND RING set with a pear cut yellow diamond of 2.02 carats accented on each side by a tapered ba...

AN OPAL BEAD NECKLACE comprising three rows of polished opal beads, the clasp set with round cut diamonds, stamped 750, 45.0cm, 34.9g. 

A DIAMOND DRESS RING set with five rows of round brilliant cut diamonds all totalling 5.5-6.0 carats, stamped 18K, size T1/2 / 9.75, 15.4g. 

MARINA B., A KAREN BANGLE yellow gold and steel, the cuff bangle comprising modular steel and yellow gold links, signed Marina B, maker's mark MB,...

A FINE ANTIQUE FRENCH DIAMOND AND PEARL TIARA in yellow gold and silver, set throughout with old cut diamonds in a scrolling design, the principal...

A VINTAGE CITRINE DRESS RING in yellow gold, set with an oval cut citrine, no assay marks, size M / 6.25, 19.2g. 

AN EMERALD AND DIAMOND BROOCH / PENDANT the foliate body set throughout with oval cabochon emeralds, accented by round brilliant cut diamonds, the...

A FINE CEYLON NO HEAT SAPPHIRE DIAMOND BRACELET set with eight cushion cut sapphires in clusters of round brilliant cut diamonds, accented by clus...

A RUBELLITE TOURMALINE AND DIAMOND PENDANT NECKLACE the pendant set with a cluster of round brilliant cut diamonds and an oval cut rubellite tourm...

ATTR. ROBERTO COIN, AN ENAMEL, RUBY AND DIAMOND FISH RING designed as a coiled fish, relieved in black enamel and accented by round brilliant cut ...

A PAIR OF RUBY AND DIAMOND EARRINGS each in a floral bombe design, set with cabochon rubies and round brilliant cut diamonds, stamped 750 18K, 2.8...

AN ANTIQUE PEARL SWAG NECKLACE in yellow gold, comprising a trace chain suspending foliate swags accented by pearls, no assay marks, 43.0cm, 13.9g...

A SAPPHIRE AND DIAMOND RING set with an oval cut sapphire of 4.47 carats in a border of tapered baguette cut diamonds, inscribed 4.47 D1.30, stamp...

A FINE PAIR OF DIAMOND DROP EARRINGS each set with a cluster of round brilliant cut diamonds, suspending three rows of baguette and round brillian...

AN ANTIQUE DIAMOND SUNBURST BROOCH in yellow gold and silver, designed as a thirteen rayed rising sun set throughout with old cut diamonds, the di...

TIFFANY & CO., A VINTAGE PAIR OF SAPPHIRE AND DIAMOND FLOWER CLIP EARRINGS each designed as a large flower set with a cluster of round brilliant c...

A FINE COLOMBIAN EMERALD AND DIAMOND RING in 18ct yellow gold, set with an oval cut emerald of 2.69 carats between two heart cut diamonds both tot...

HANS D KRIEGER, A BLACK AND WHITE DIAMOND BRACELET set with fourteen French cut black diamonds, accented by pairs of round brilliant cut diamonds,...

A FINE ANTIQUE COLOMBIAN EMERALD, DIAMOND AND ONYX AMATORY TROPHY PENDANT NECKLACE the pendant designed as an amatory trophy with scrolling ribbon...

AN IMPORTANT 30.75 CARAT BURMA NO HEAT PURPLE SAPPHIRE RING in platinum, set with a cushion cut purple sapphire of 30.75 carats, full British hall...

AN ALEXANDRITE AND DIAMOND RING set with three oval cut alexandrites accented by a row of baguette cut diamonds, accented by rows of round brillia...

A DIAMOND, COLOURED DIAMOND AND EMERALD PENDANT NECKLACE / BROOCH the pendant set with round brilliant cut and baguette cut white diamonds, trilli...

A PAIR OF DIAMOND AND PEARL DROP EARRINGS each set with a pearl of 12.4mm, suspended below tapering openwork links set with old cut and single cut...

A DIAMOND BRACELET set with clusters of baguette and round brilliant cut diamonds, punctuated by round brilliant cut diamonds, the diamonds all to...

POMELLATO, A SOLDIER PENDANT designed as a soldier with articulated limbs, signed Pomellato, stamped 18K, 6.0cm, 18.3g. 

AN AMETHYST AND DIAMOND RING set with a checkerboard cut cushion shaped amethyst of approximately 19.50 carats, in a border of round brilliant cut...

AN ANTIQUE VICTORIAN RUBY, EMERALD AND DIAMOND SNAKE NECKLACE in yellow gold, the articulated chain designed as a coiling snake suspending a drop ...

BULGARI, A VINTAGE CORAL, DIAMOND AND ENAMEL BROOCH in 18ct yellow gold, set with a cabochon coral accented on each side by a trio of round brilli...

A TURQUOISE AND DIAMOND DRESS RING set with fancy shaped sections of turquoise and accented by pave set round brilliant cut diamonds, stamped Au75...

TIFFANY & CO - A TIFFANY GALLERY DIAMOND QUARTZ WRIST WATCH, ref T2009, the rectangular black dial with Arabic numerals and diamond dots, round br...

A COLOMBIAN EMERALD AND DIAMOND RING set with an octagonal step cut emerald of 2.10 carats between two baguette cut diamonds, inscribed E2.10 D0.2...

CARTIER, AN ART DECO DIAMOND AND ONYX BROOCH, EARLY 20TH CENTURY the curved body set with a trio of principal old cut diamonds accented by onyx, i...

BULGARI, A TONDO BRACELET comprising a circular motif with a double heart motif within a circular border engraved Bvlgari, on a black cord bracele...

A COLOURED DIAMOND DRESS RING set with a marquise cut fancy intense orange-yellow diamond of 0.44 carats accented by alternating sections of round...

CARTIER, AN IMPORTANT ART DECO DIAMOND BRACELET in platinum, comprising a row of five openwork geometric links, set throughout with old European a...

A PAIR OF DIAMOND AND SAPPHIRE TARGET DROP EARRINGS each comprising a foliate top set with round brilliant cut diamonds, suspending a drop set wit...

BLACK STARR & FROST, A VINTAGE DIAMOND AND RUBY NECKLACE comprising a fancy link chain suspending a pendant set with round brilliant cut diamonds,...

AN ANTIQUE DIAMOND AND RUBY LUTE BROOCH in yellow gold and silver, designed as a lute set with rose cut diamonds and cushion cut rubies, no assay ...

AN ANTIQUE DIAMOND CLUSTER RING, 19TH CENTURY in yellow gold and silver, set with an old cut diamond of approximately 1.22 carats in a cluster of ...

AN ANTIQUE NATURAL YELLOW TOPAZ BRACELET, 19TH CENTURY in yellow gold, set with sixteen oval cut yellow topaz all totalling approximately 21.50 ca...

KURT WAYNE, A DIAMOND HEART PENDANT AND CHAIN in platinum and 18ct gold, the heart set with round brilliant cut diamonds totalling 5.2-5.8 carats,...

A RUBY AND DIAMOND CLUSTER RING set with an oval cut ruby of approximately 1.25 carats in a cluster of round brilliant cut diamonds, stamped 14K, ...

MARINA B, A SAPPHIRE AND DIAMOND RING set with a pear cut sapphire, the band pave set with round brilliant cut diamonds, signed Marina B, stamped ...

AN UNHEATED SAPPHIRE AND DIAMOND BAR BROOCH set with a row of six round cut sapphires, accented by round cut diamonds, the sapphires all totalling...

A PAIR OF DIAMOND AND PEARL DROP EARRINGS in 18ct white gold, each set with marquise and baguette cut diamonds, suspending a pearl drop of approxi...

A DIAMOND AND SAPPHIRE TARGET RING set with a round brilliant cut diamond in concentric borders of calibre cut sapphires and further round brillia...

CARTIER, A DIAMOND DIADEA BRACELET in 18ct white gold, comprising oval shaped links, accented by links set with round brilliant cut diamonds, sign...